LIGHT GUIDING PLATE AND BACKLIGHT UNIT COMPRISING THE SAME

摘要

The present invention relates to a light guide plate and a backlight unit having the same and, more specifically, to a light guide plate which has an embossed line type pattern in the upper surface and the lower surface, has an aspect ratio (height/pitch) of the upper surface pattern cross section of equal or greater than the aspect ratio of the lower surface pattern cross section and comprises, in the lower surface, a plurality of grooves having the intervals closer as the distance is moved away from a light source so that the brightness and the straightness of the emitted light can be improved, and to a backlight unit having the same. [Reference numerals] (AA) Light source